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[Bug tree-optimization/17436] New: [4.0 regression] Huge memory use regression
- From: "falk at debian dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 Sep 2004 14:58:23 -0000
- Subject: [Bug tree-optimization/17436] New: [4.0 regression] Huge memory use regression
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
The attached test case from the Linux kernel takes about 28m to compile with
gcc 3.4 at -O2, and about 657m with gcc 4.0.0 20040911.
--
Summary: [4.0 regression] Huge memory use regression
Product: gcc
Version: 4.0.0
Status: UNCONFIRMED
Keywords: memory-hog
Severity: critical
Priority: P2
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: falk at debian dot org
CC: gcc-bugs at gcc dot gnu dot org
GCC build triplet: alphaev68-unknown-linux-gnu
GCC host triplet: alphaev68-unknown-linux-gnu
GCC target triplet: alphaev68-unknown-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17436